Brain metastasis and herniation in a patient with ampullary adenocarcinoma presenting with jaundice and memory loss: case report

Periampullary carcinoma are neoplasms arising from the head of the pancreas, common bile duct, duodenum or the ampulla of Vater accounting for 5% of malignancies that rise from the gastrointestinal (GI) tract (1). Ampullary adenocarcinoma (AA) is one of the rare periampullary carcinomas as it represents only 6–9% of periampullary malignancies (2). Ampullary adenocarcinoma usually present with abdominal pain, vomiting, obstructive jaundice, loss of weight & appetite (3)